Module: OpenTelemetry::Propagator::B3

Extended by:
B3
Included in:
B3
Defined in:
lib/opentelemetry/propagator/b3/multi.rb,
lib/opentelemetry/propagator/b3/single.rb,
lib/opentelemetry/propagator/b3/version.rb,
lib/opentelemetry/propagator/b3/multi/text_map_injector.rb,
lib/opentelemetry/propagator/b3/multi/text_map_extractor.rb,
lib/opentelemetry/propagator/b3/single/text_map_injector.rb,
lib/opentelemetry/propagator/b3/single/text_map_extractor.rb,
lib/opentelemetry/propagator/b3.rb

Overview

Namespace for OpenTelemetry B3 propagation

Defined Under Namespace

Modules: Multi, Single

Constant Summary collapse

VERSION = 
'0.16.0'

Instance Method Summary collapse

Instance Method Details

#context_with_debug(context) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new context with the b3 debug flag enabled



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# File 'lib/opentelemetry/propagator/b3.rb', line 25

def context_with_debug(context)
  context.set_value(DEBUG_CONTEXT_KEY, true)
end

#debug?(context) ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Read the B3 debug flag from the provided context

Returns:

  • (Boolean) 


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# File 'lib/opentelemetry/propagator/b3.rb', line 31

def debug?(context)
  context.value(DEBUG_CONTEXT_KEY)
end

#to_span_id(hex_id) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Convert an id from a hex encoded string to byte array.



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# File 'lib/opentelemetry/propagator/b3.rb', line 49

def to_span_id(hex_id)
  Array(hex_id).pack('H*')
end

#to_trace_id(hex_id) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Convert an id from a hex encoded string to byte array, optionally left padding to the correct length. Assumes the input id has already been validated to be 16 or 32 characters in length.



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# File 'lib/opentelemetry/propagator/b3.rb', line 39

def to_trace_id(hex_id)
  if hex_id.length == 32
    Array(hex_id).pack('H*')
  else
    [0, hex_id].pack('qH*')
  end
end